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How long does weed stay in your systems?

In: Health

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Light users will likely have a negative screen after a week. Heavy users may still test postive after a month.

Answered by Seth P. -

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Older Answers

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THC (Tetrahydrocannabinol) can stay in a person's body for as long as 3 to 90 days after smoking or being ingested orally. ChaCha

Answered by Lori J. -

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Marijuana stays in the system 2-5 days (the daily, heavy user can sometimes be detected up to 30+ days). Keep ChaCha'ing!

Answered by Molly G. -

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